/*@keyframes show_n{
    from{
        
        height: 47px;
    }
    to{
        
        height: 0px;
    }
}
.show_1:hover img{
    
    animation: show_n 1s linear 0s infinite alternate;
}*/
/* @keyframes next_2_a{
    from {
        transform: rotateZ(0deg);
    }
    to {
        transform: rotateZ(90deg);
    }
} */

body>header{
    /* width: 90%; */
    width: 1350px;
    height: 100px;
    line-height: 100px;
    margin: 0px auto;
    background-color: #fff;
    /* border: 1px solid black; */
    /* overflow: hidden; */
}
body>header .logo{
    width: 146px;
    height: 85px;
    margin: 6px 180px 0 0;
    /* margin-top: 0px; */
    display: inline-block;
    vertical-align:baseline;
    padding-left: 72px;
    
}
body>header ul{
    display: inline-block;
    line-height: 75px;
    /* border: 1px solid black; */
    margin-top: 12px;
    vertical-align: top;
}
.nav li{  
    margin-right:60px;
    display: inline-block;
    /* border: 1px solid black; */
    
}
.nav li:nth-last-child(1){
    margin-right: 0;
}
.nav{
    margin-right:85px;
}
.lang li{
    /* margin: 3px; */
    width: 30px;
    line-height: 30px;
    box-sizing: border-box;
    text-align: center;
    /* border: 1px solid black; */
    display: inline-block;
}
/* .lang li::selection{
    border: 1px solid black;
} */
.active{
    color:#01a1ff;
}
.nav li:hover a{
    color: #01a1ff;

}
.nav li a::after{
    content: '';
    border-bottom: 2px solid black;
    color: #01a1ff;

}
.nav li:hover{
    border-bottom: 4px solid #01a1ff;
}
.lang .on{
    border: 1px solid #ccc;
}
.lang li:hover {
    border: 1px solid #ccc;
}

.lunbotu_1{
    margin-top: -8px;
    width: 100%;
    overflow: hidden;
    position: relative;
    transition: height 0.1s linear;
}
.lunbotu_1 ul{
    position: absolute;
}
.lunbotu_1 ul li{
    float: left;
    /* width: 100%; */
}
.lunbotu_1 img{
    width: 100%;
}
.prev_1,.next_1{
    width: 40px;
    height: 40px;
    position: absolute;
}
.prev_1{
    background-image: url(../img/index-xb2.png);
    background-repeat: round;
    top:129px;
    left: 10px;
    transition: all 0.2s ease;
}
.prev_1:hover{
    background-image: url(../img/index-xb4.png); 
}
.next_1{
    background-image: url(../img/index-xb1.png);
    background-repeat: round;
    top: 129px;
    right: 10px;
    transition: all 0.2s ease;
}
.next_1:hover{
    background-image: url(../img/index-xb3.png);
}
.count_1{  
    width: 100%;
    height: 20px;
    background-color:transparent;
    position: absolute;
    overflow: hidden;
    bottom: 2px;
    /* border:1px solid red; */
}

.count_1 ul{
    width: 6%;
    height: 100%;
    /* background-color: rgba(0, 0, 0, 0.281); */
    margin:5px auto;
    left: 47%;
    display: flex;
    justify-content:space-around;
}    
.count_1 ul li{
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: #dadada8c;
    cursor: pointer;
}
.count_1 .active{
    background-color: #01a1ff;
}

.banner_1{
    width: 100%;
}
.banner_1 img{
    width: 100%;
}

footer{
    width: 100%;
    height: 325px;
    background-color: #01a1ff;
    position: relative;
}
footer .footer_top{
    /* border: 1px solid black; */
    width: 75%;
    margin: 50px 12.5%;
    display: flex;
    justify-content: space-between;
    position: absolute;

}
.footer_top nav{
    width: 60%;
    height: 180px;
    /* border: 1px solid black; */
    color: rgb(255,255,255);
    display: flex;
    justify-content: space-between;
}
.footer_top nav a{
    color: rgb(255,255,255);
}
.footer_top nav dl{
    width: 65px;
}
.footer_top nav dl dt{
    border-bottom: 2px solid rgba(255,255,255,0.8);
    width: 64px;
    height: 28px;
    font:16px/20px "SourceHanSansCN";
}
.footer_top nav dl dd{
    font: 12px/20px "宋体";
    line-height: 32px;
}
footer .footer_inf{
    width: 30%;
}
footer .footer_inf input{
    display: inline-block;
    width: 46.5%;
    border: 2px solid white;
    background: transparent;
    color: rgb(164,211,255);
}
footer .footer_inf textarea{
    border: 2px solid white;
    background: transparent;
    width: 97%;
    height: 110px;
    margin: 10px auto;
}
footer .footer_inf input::placeholder{
    color: rgb(164,211,255);
}
footer .footer_inf textarea::placeholder{
    color: rgb(164,211,255);
}
.footer_bottom{
    /* border: 1px solid black; */
    width: 100%;
    height: 42px;
    font: 12px "宋体";
    color: rgb(255,255,255);
    position: absolute;
    bottom: 0px;
    border-top: 2px solid white;
    text-align: center;
    line-height: 40px;
}
